La_piovra

MITRE ATT&CK does not currently catalogue La_piovra, so this is our assessment of the techniques it uses, drawn from public reporting. The techniques themselves, and every "what that means" definition below, come from MITRE ATT&CK v19.2. Confidence: low. Treat it as orientation, not attribution.

1. T1059.001 PowerShell Execution

   What they do: la_piovra executes malicious commands via PowerShell scripts to stage attacks.

   What that means: Adversaries may abuse PowerShell commands and scripts for execution.

2. T1685 Disable or Modify Tools Defense Impairment

   What they do: la_piovra disables security tools like antivirus software to evade detection.

   What that means: Adversaries may disable, degrade, or tamper with security tools or applications (e.g., endpoint detection and response (EDR) tools, intrusion detection systems (IDS), antivirus, logging agents, sensors, etc.) to impair or reduce visibility of defensive capabilities.

3. T1070.004 File Deletion Stealth

   What they do: la_piovra deletes Volume Shadow Copies and backup files to prevent recovery.

   What that means: Adversaries may delete files left behind by the actions of their intrusion activity.

4. T1083 File and Directory Discovery Discovery

   What they do: la_piovra scans file and directory structures to identify high-value targets for encryption.

   What that means: Adversaries may enumerate files and directories or may search in specific locations of a host or network share for certain information within a file system.

5. T1567.002 Exfiltration to Cloud Storage Exfiltration

   What they do: la_piovra exfiltrates stolen victim data before deploying ransomware.

   What that means: Adversaries may exfiltrate data to a cloud storage service rather than over their primary command and control channel.

6. T1486 Data Encrypted for Impact Impact

   What they do: la_piovra encrypts victim files using a custom ransomware payload to hold data hostage.

   What that means: Adversaries may encrypt data on target systems or on large numbers of systems in a network to interrupt availability to system and network resources.

7. T1489 Service Stop Impact

   What they do: la_piovra stops critical Windows services to disrupt system functionality post-encryption.

   What that means: Adversaries may stop or disable services on a system to render those services unavailable to legitimate users.

8. T1490 Inhibit System Recovery Impact

   What they do: la_piovra runs commands to halt system recovery processes after encryption.

   What that means: Adversaries may delete or remove built-in data and turn off services designed to aid in the recovery of a corrupted system to prevent recovery.

The note this group leaves on a compromised machine. Click a filename to read it.

---=== Welcome. Again. ===---


[+] Whats Happen? [+]


Your files are encrypted, and currently unavailable. You can check it: all files on your system has extension [rand].
By the way, everything is possible to recover (restore), but you need to follow our instructions. Otherwise, you cant return your data (NEVER).


[+] What guarantees? [+]


Its just a business. We absolutely do not care about you and your deals, except getting benefits. If we do not do our work and liabilities - nobody will not cooperate with us. Its not in our interests.
To check the ability of returning files, You should go to our website. There you can decrypt one file for free. That is our guarantee.
If you will not cooperate with our service - for us, its does not matter. But you will lose your time and data, cause just we have the private key. In practise - time is much more valuable than money.


[+] How to get access on website? [+]


You have two ways:


1) [Recommended] Using a TOR browser!
  a) Download and install TOR browser from this site: https://torproject.org/
  b) Open our website: http://et22fibzuzfyzgurm35sttm52qbzvdgzy5qhzy46a3gmkrrht3lec5ad.onion


Warning: secondary website can be blocked, thats why first variant much better and more available.


When you open our website, put the following data in the input form:
Key: [snip]


-----------------------------------------------------------------------------------------


!!! DANGER !!!
DONT try to change files by yourself, DONT use any third party software for restoring your data or antivirus solutions - its may entail damge of the private key and, as result, The Loss all data.
!!! !!! !!!
ONE MORE TIME: Its in your interests to get your files back. From our side, we (the best specialists) make everything for restoring, but please should not interfere.

Ransom-note text from RansomLook, licensed CC BY 4.0.